Home / 369,117,339.60-553,676,009.40-363,377,776.80

Finding the Fourth Proportional to 369,117,339.60, 553,676,009.40 and 363,377,776.80

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Solution

The fourth proportional to 369,117,339.60, 553,676,009.40 and 363,377,776.80 is: 545,066,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,117,339.60 : 553,676,009.40 = 363,377,776.80 : x
  2. Step 2: Convert to fraction form
    369,117,339.60/553,676,009.40 = 363,377,776.80/x
  3. Step 3: Cross multiply
    369,117,339.60x = 553,676,009.40 × 363,377,776.80
  4. Step 4: Simplify right side
    369,117,339.60x = 201,193,557,363,267,904
  5. Step 5: Solve for x
    x = 201,193,557,363,267,904/369,117,339.60
  6. Step 6: Final answer
    x = 545,066,665.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.